<!DOCTYPE html>
<html lang="en">
<head>

    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<form action="/login.do"method="post">
用户名:<input name="username">
<br>
密码:<input name="password" type="password">
<br>
<input type="submit">
</form>
</body>
</html>